Yard Tools manufactures lawnmowers, weed trimmers, and chainsaws. Its sales mix and unit contribution margin are as follows. Sales Mix Unit Contribution Margin Lawnmowers 20 % $33 Weed trimmers 50 % $21 Chainsaws 30 % $37 Yard Tools has fixed costs of $4,342,800. Compute the number of units of each product that Yard Tools must sell in order to break even. under this product mix. Lawnmowers Weed trimmers Chainsaws F units units units